页面记载给绑定query的grid加filter

 package com.kingdee.eas.re.sales.costmarkout.handler;

 import org.apache.commons.lang3.StringUtils;

 import org.springframework.ui.ModelMap;

 import com.kingdee.bos.metadata.query.util.CompareType;

 import com.kingdee.bos.ui.face.UIRuleUtil;

 import com.kingdee.bos.webframework.dynamic.event.view.IWebListDataEventHandler;

 import com.kingdee.bos.webframework.dynamic.event.view.WebListDataEvent;

 import com.kingdee.bos.webframework.dynamic.handler.view.WebListDataEventHandler;

 import com.kingdee.bos.webframework.exception.WafException;

 import com.kingdee.eas.fdc.sales.MoneyTypeEnum;

 public class ListDataFilterEventHandler implements IWebListDataEventHandler {

     public static final String DATAGRID_ENTITYVIEW = "DataGridEntityView";

     public void onRequest(WebListDataEvent event) throws WafException,BOSException {

         // TODO Auto-generated method stub

         ModelMap modelMap = event.getReqeustContext().get(ModelMap.class);

         HttpServletRequest request = event.getReqeustContext().getHttpServletRequest();

         EntityViewInfo entityViewInfo = (EntityViewInfo) modelMap.get(DATAGRID_ENTITYVIEW);

         SellProjectInfo sellInfo = SalesContext.getSellProject();

         if (entityViewInfo == null) {

             entityViewInfo = new EntityViewInfo();

         }

         if(sellInfo!=null){

             FilterInfo filterInfo = getFilter(request);

             //FilterInfo filterInfo = new FilterInfo();

             filterInfo.getFilterItems().add(new FilterItemInfo("sellProject.id",sellInfo.getId().toString(),CompareType.EQUALS));

             if(FilterUtility.hasFilterItem(entityViewInfo.getFilter())) {

                 entityViewInfo.getFilter().mergeFilter(filterInfo,"and");

             }else {

                 entityViewInfo.setFilter(filterInfo);

             }

         }

         modelMap.put(DATAGRID_ENTITYVIEW, entityViewInfo);

     }